The fear that Hedwig (the owl from the Harry Potter series) will swoop down at any moment and bite your fingers off one-by-one.
"Hey, let's go outside!"

"Sorry... I can't. I have Hedwig-itis."
by HB loves HP November 8, 2011
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A term used by Harry Potter fans in replacement for "Oh my God!"
"The new Harry Potter movie is coming out!"

"Holy Hedwig!"
by Insufferable Know-It-All August 13, 2011
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